Activity-on-Arrow (AOA)

See arrow diagramming method

This term is defined in the 3rd edition of the PMBOK but not in the 4th.

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  1. Arrow Diagramming Method (ADM) [Technique]

    The arrow diagramming method (ADM) refers to a schedule network diagramming technique in which the schedule activites within a given project are represented by the use of arrows. The beginning of the schedule activity is represented by the tail, or base, of the arrow. The pointed end of the arrow represents the endpoint of a [...]

  2. Arrow

    An arrow in the literal sense is a projectile designed to be fired from a bow at a fixed or moving target, often used in hunting or contests of sport. In a more broad sense, an arrow refers to any directional symbol that offers guidance as to the path one should follow (often used in [...]

  3. Dummy Activity

    A dummy activity is a simulated activity of sorts, one that is of a zero duration and is created for the sole purpose of demonstrating a specific relationship and path of action on the arrow diagramming method. Dummy activities are a useful tool to implement when the specific logical relationship between two particular activities on [...]

  4. Activity Sequencing [Process]

    The term activity sequencing refers within the context of project management to a dual process. Initially, activity sequencing involves a specific process of the identification of dependencies among a series of schedule activities. The next step of activity sequencing involves the documentation of the said series of dependencies among those schedule activities. More specifically, activity [...]

  5. Node

    In the context of project management, the term node refers to any one of a number of miscellaneous defining points that exist as part of the project’s schedule network. These specific definition points that exist as part of the project’s schedule network in most cases have been pre-determined by the project management team and or [...]

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